742  
FXUS66 KHNX 301737  
AFDHNX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE HANFORD CA  
1037 AM PDT TUE JUN 30 2026  
 
 
   
KEY MESSAGES  
 
1. LAKE WIND ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST SIDE  
COASTAL MOUNTAINS NORTH OF 198 AND SAN LUIS RESERVOIR.  
 
2. LAKE WIND ADVISORY IN EFFECT FROM 4 PM UNTIL 10 PM FOR KERN  
RIVER VALLEY, INCLUDING LAKE ISABELLA.  
 
3. DRY AND BREEZY CONDITIONS CREATE ELEVATED FIRE RISK THIS  
WEEK, ESPECIALLY IN THE MOJAVE DESERT.  
 
4. NEAR-NORMAL TEMPERATURES ACROSS THE AREA.  
 
5. PRACTICE SAFETY AROUND LAKES, RIVERS AND STREAMS, AS WATER  
IS STILL RUNNING COLD.  
 
 
   
DISCUSSION  
 
LAKE WIND ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST SIDE  
COASTAL MOUNTAINS NORTH OF 198 AND SAN LUIS RESERVOIR. WEST  
WINDS OF 15-30 MPH WITH GUSTS TO 45 MPH EXPECTED. WINDY  
CONDITIONS EXPECTED TO CONTINUE INTO THE WEEKEND AND WILL LIKELY  
NECESSITATE NEW WIND PRODUCTS.  
 
LAKE WIND ADVISORY IN EFFECT FROM 4 PM UNTIL 10 PM FOR KERN  
RIVER VALLEY, INCLUDING LAKE ISABELLA. NORTHWEST WINDS OF 15-20  
MPH WITH GUSTS TO 30 MPH EXPECTED.  
 
AN UPPER-LEVEL TROUGH CONTINUES TO MODERATE TEMPERATURES,  
KEEPING THE AREA AT OR JUST BELOW NORMAL FOR THE NEXT FEW DAYS.  
THE TROUGH HAS CAUSED POCKETS OF WINDY CONDITIONS ACROSS THE  
AREA NECESSITATING THE ISSUANCE OF SEVERAL WIND PRODUCTS.  
FURTHER WIND PRODUCTS WILL BE LIKELY IN THE NEXT FEW DAYS. DAILY  
MINIMUM RELATIVE HUMIDITIES ARE EXPECTED TO BE 17-22% ACROSS  
THE VALLEY AND 7-12% IN THE DESERT. THE DRY AIR AND STRONG  
WINDS WILL CREATE AN ELEVATED FIRE RISK THROUGHOUT THE WEEK,  
PARTICULARLY IN EASTERN KERN AND SOUTHEASTERN TULARE COUNTIES.  
 
WHILE THE TROUGH WILL REMAIN RELATIVELY STATIONARY, IT WILL  
GRADUALLY WEAKEN AS THE WEEK PROGRESSES. WE SHOULD SEE A SLIGHT  
WARMUP OVER THE WEEKEND, WITH VALLEY TEMPERATURES IN THE MID AND  
UPPER 90S ON SATURDAY. LOOKING FARTHER AHEAD, A RIDGE IS LIKELY  
TO BUILD OVER THE SOUTHWESTERN US, WHICH SHOULD LEAD TO A STEADY  
RETURN TO WARMER TEMPERATURES.  
 
WATER TEMPERATURES ARE STILL IN THE UPPER 60S AND LOW 70S AND  
MUCH COLDER NEAR WATER FLOWING FROM HIGHER ELEVATIONS. EXERCISE  
COLD WATER SAFETY AT ALL TIMES.  
 
WE HAVE HAD SEVERAL FIRES OVER THE LAST FEW DAYS. AS WE NEAR  
INDEPENDENCE DAY, PLEASE FOLLOW ALL REGULATIONS INVOLVING  
FIREWORKS AND EXERCISE EXTREME CAUTION.  
 
 
 
   
AVIATION  
 
 
VFR CONDITIONS EXPECTED ACROSS THE AREA FOR THE NEXT 24 HOURS.  
WINDY CONDITIONS AT AND NEAR KBFL BEGINNING AT 21Z, WITH  
NORTHWEST WINDS AT 12 KTS, GUSTING TO 20 KTS.  
 
 
   
AIR QUALITY ISSUES  
 
NONE.  
 
 
   
CERTAINTY  
 
THE LEVEL OF CERTAINTY FOR DAYS 1 AND 2 IS HIGH.  
THE LEVEL OF CERTAINTY FOR DAYS 3 THROUGH 7 IS MEDIUM.  
 
CERTAINTY LEVELS INCLUDE LOW...MEDIUM...AND HIGH. PLEASE VISIT  
WWW.WEATHER.GOV/HNX/CERTAINTY.HTML FOR ADDITIONAL INFORMATION  
AND/OR TO PROVIDE FEEDBACK.  
 
 
   
HNX WATCHES/WARNINGS/ADVISORIES  
 
LAKE WIND ADVISORY UNTIL 11 PM PDT THURSDAY FOR CAZ300.  
 
LAKE WIND ADVISORY UNTIL 10 PM PDT TUESDAY FOR CAZ332.  
 
 
 
 
 
PUBLIC...AC  
AVIATION....AC  
 
WEATHER.GOV/HANFORD  
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